Hubei Radio & Television Information Network Co.Ltd(000665) bureau promotes the structural reform of frequency channel supply side. First, publicity and research. Form a special class to investigate broadcasting institutions, understand the current situation of professional channels and public channels, publicize and interpret relevant management requirements and the development direction of high-definition, specialization and characteristics of channels. Second, strengthen supervision. Regularly monitor the broadcasting of professional channels of broadcasting institutions above the municipal level, and strictly manage the channels. Third, highlight key points. Pay close attention to the promotion of Hubei and Wuhan stations with a large number of channels; Guide Wuhan station to re plan and set up programs, integrate resources and eliminate backward production capacity; Supervise and urge Hubei station to rectify the problems such as the proportion of professional programs in professional channels is not up to standard, and the program content deviates from the channel positioning. Fourth, explore and innovate. Explore the establishment of channel assessment and evaluation system by using the audio-visual big data platform of SARFT; Incorporate the “construction of radio and television frequency channel evaluation index system” into the Hubei Radio & Television Information Network Co.Ltd(000665) “14th five year plan”, make overall planning and implement step by step. By the end of January 2022, Hubei has withdrawn three television channels and two broadcasting frequencies, adjusted and optimized a number of professional channels.